More about technology (449)

1-07-1991 | The timer is intended to actuate an apparatus for a predetermined period of time, for instance, an ultra-violet exposure unit or a photo...

1-07-1991 | The unit discussed here indicates, by means of achain of LEDs, in logarithmic ratios the strength of an electric field surrounding the un...

1-07-1991 | Motorola's Type TLC2201 low-noise precision opamp is probably not the best-known amplifier made in LinCMOS technology, but it is certain...

1-07-1991 | A voltage regulator with properties like low voltage drop, 1 A current, protected against reversal and voltagepeaks up to 60 V, inexpens...

1-07-1991 | Keeping your car battery constantly charged when the car is not in use appreciably increases the life of the battery. Charging is, of co...

1-07-1991 | Most of us are familiar with the teletext services offered by the BBC and the IBA in the UK and television stations in most other countri...

1-03-1991 | Audio-frequency technology is of particular interest to many electronics enthusiasts since it seems to surround us in our everyday life in...

1-02-1991 | Modern telecommunications increasingly uses photonics, the technology of using photons instead of electrons to convey information in a con...

1-12-1990 | The all-solid-stäte preamplifier we published some months ago is controlled entirely electronically, including the switching of the input...

1-12-1990 | The constructian of a UHF amplifier frightens most people, unless they are expertenced radio/TV enthusiasts. They should, therefore, appr...